3) bowed blade
弯曲叶片
1.
Correctly selected bowed blade can reduce the energy loss and improve the corner flow.
结果表明,优化的弯角和弯高范围随叶型折转角的增大而减小,合理选择弯曲方案将可以达到改善角区流动、减小损失的目的;叶片弯曲优化匹配设计可扩展现代压气机中弯曲叶片的应用范围,也表明了在大转角压气机中采用弯曲叶片设计方法的巨大潜力。
2.
It is pointed out that the positively bowed blade under the low Reynolds number condition is a good choice from the view of losses reduction and efficiency improvement according to the field analyzing for the different bowed blades under the low Reynolds number condition.
通过对不同弯曲叶片在低雷诺数条件下的流场分析,指出了在低雷诺数条件下正弯叶片仍是一种较好的降低损失的有效手段,并且在低雷诺数条件下正弯叶片的采用比在高雷诺数条件下所带来的收益更大。
3.
The exit flow fields of cascades with straight and positively bowed blades, with bowing angles of +10°，+20° and +30°, respectively，are measured by using a micro-five-hole probe.
通过采用微型５孔探针测量了常规直叶栅和端部周向倾斜角分别为１０°、 ２０°、 ３０°的正弯曲叶片叶栅的出口流场。
4) curved blade
弯曲叶片
1.
The numerical simulation has been carried out to investigate the secondary flow in the compressor cascades composed of the positive curved blades and negative curved blades.
为了研究压气机中采用弯曲叶片对叶栅流场气动性能的影响,本文应用Beam Warming近似隐式因子分解格式以及MML代数湍流模型,采用拟压缩性方法求解雷诺平均拟压缩N S方程组,对弯曲叶片压气机叶栅内三维粘性流场进行了数值模拟。
2.
The numerical simulation has been carried out to investigate the three dimensional viscosity flow in the compressor cascades with curved blades of different types of stacking lines.
本文采用拟压缩性方法对不同积叠线弯曲叶片压气机叶栅内三维粘性流场进行了数值模拟。
3.
The numerical simulation has been carried out to investigate the viscosity flow in the compressor cascades with curved blades of different circumferential bow angles.
为了改善扩压叶栅气动性能 ,采用拟压缩性方法对不同周向弯曲角度的正弯曲叶片压气机叶栅内三维粘性流场进行了数值模拟 。
5) curved blade
叶片弯曲
1.
The experiment was investigated on the exit flow fields of compressor cascades with normal straight, positive leaned, positive curved, negative curved, and S type curved blades with tailboard at zero incidence.
进行了带尾板的由常规直叶片、正倾斜叶片、正弯曲叶片、反弯曲叶片、S形叶片组成的 5种矩型压气机叶栅在低速风洞上的实验研究 ,测量了叶栅出口流场 ,分析了零冲角下不同叶片弯曲形式对叶栅出口总压损失分布情况和主流速度的影响 。
6) curving blade
弯曲叶片
1.
The detailed measurement of the flowfield in and out of the turbine cascade with straight blade and nagative curving blade is presented.
本文采用微型球头五孔探针对低展弦比大转角透平直叶片栅和反弯曲叶片栅栅内外流场进行了详尽测量，并开设静压孔测取了叶栅端壁和叶片表面的静压分布。
补充资料：长春冷弯型钢总厂生产的异形冷弯型钢
长春冷弯型钢总厂生产的异形冷弯型钢
长春冷弯型钢总厂生产的异形冷弯型钢
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条